class twisted.words.xish.xpath.BooleanValue: (source)
Provide boolean XPath expression operators.
Instance Variable | lhs | Left hand side expression of the operator. |
Instance Variable | op | The operator. One of 'and' , 'or' . |
Instance Variable | rhs | Right hand side expression of the operator. |
Instance Variable | value | Reference to the method that will calculate the value of this expression given an element. |
Method | __init__ | Undocumented |
Method | _booleanAnd | Calculate boolean and of the given expressions given an element. |
Method | _booleanOr | Calculate boolean or of the given expressions given an element. |
Calculate boolean and of the given expressions given an element.
Parameters | elem | The element to calculate the value of the expression from. |
Calculate boolean or of the given expressions given an element.
Parameters | elem | The element to calculate the value of the expression from. |